Is your USB flash drive suddenly showing as "Write Protected"? Does it display "No Media" in Disk Management, or has its capacity dropped to 0 bytes? When standard formatting tools fail, the solution often lies at the factory level.
Using this tool to circumvent "Write Protect" on a borrowed or rented USB drive may violate your local computer misuse laws. Only use this on hardware you own.
On the main interface, click the button on the right side. Choose Advance Setting and click OK .
However, the power of MPall v3.70.0E comes with significant caveats, primarily regarding data loss and operational complexity. The tool is not designed for data recovery in the traditional sense; it is designed for drive recovery. The process of re-flashing firmware and re-partitioning the flash memory inevitably destroys the existing file system. Users hoping to retrieve family photos or documents from a corrupted drive will find that MPall erases the slate clean. Furthermore, the software interface is notoriously user-unfriendly, requiring a deep understanding of hexadecimal values, block management, and specific configuration parameters. An incorrect configuration can permanently damage the controller, rendering the drive truly dead. Phison Mpall V3.70.0e
during this step. The status box will change colors: Yellow: Software is erasing or writing blocks. Green: Flash complete. Your drive is successfully restored.
[OPTION] USB_MODE=3 CDROM_ISO= (Leave blank for recovery) FORMAT_TYPE=1 (1 = Low level format, 2 = Quick format) FORMAT_BLOCK=1 [FIRMWARE] ISP=0 (Set to 0 unless you are 100% sure the FW file is correct)
Note: If the Controller Vendor is Silicon Motion (SMI), Alcor, or Realtek, Phison MPALL will not work. You must find the mass production tool specific to that vendor. Step 2: Source the Correct Firmware Files (BN and FW files) Is your USB flash drive suddenly showing as
It maps out bad sectors on the physical NAND flash memory, creating a fresh block translation table that isolates hardware degradation. Firmware (ISP) Flashing
High-end IT technicians use this tool to "flash" a USB stick to appear as a CD-ROM drive containing an ISO (e.g., Windows Installer) plus a separate storage partition. Version 3.70.0e excels at "Mode-A" and "Mode-C" partitioning.
Extreme lack of documentation; usually requires forum-diving to use correctly. Supports a massive range of legacy Phison controllers. Using this tool to circumvent "Write Protect" on
: Allows users to set specific VID/PID, change disk modes (e.g., creating a read-only CD-ROM partition ), and perform low-level formatting. Basic Recovery Process
To successfully reflash your drive, you need a matching ecosystem of files. Ensure you source these from reputable flash memory archive communities:
The slot color will turn yellow during formatting and flashing.
Before you throw your corrupted flash drive into the trash, you need to know about mass production tools. For drives built with Phison controllers, is the definitive, industry-grade software utility designed to flash firmware, repair low-level corruptions, and restore dead USB drives to factory settings.